# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:       王景渊  
# Name:         4.8
# Description:
# Author:       dell
# Date:         2019/ajaxdata.json/28
#-------------------------------------------------------------------------------
names = ['Bill','Mary','Jack']
print(names[4])
print(names[-4])
#由于超出了names序列的范围，会导致抛出异常
